Curacao - postal stationery: 1890, Double card Willem 5c.+5c. carmine, uprated b
Curacao - postal stationery
1890, Double card Willem 5c.+5c. carmine, uprated by (precancelled) Cypher 2½c. green (strong fold at upper right affecting adhesives) commercially used with comprehensive message from "CURACAO 20.8.1890" to Braunschweig/Germany with NY transit mark 28.8. alongside, reply part attached...